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Con-Fume® silica fume is a pozzolanic material used to produce high performance concrete or mortar possessing increased strength, impermeability and durability.

As a supplementary cementing material, Con-Fume meets or exceeds all current ASTM, CSA, and AASHTO specifications for silica fume.

How It Works

Con-Fume silica fume reacts with the hydration products of Portland cement, forming calcium silicate hydrate gel, which enhances strength and durability by consuming the weaker calcium hydroxide.

Product Benefits

  • Meets all CSA A3001-13 specifications for a Type SF silica fume supplementary cementing material.
  • Meets all ASTM C1240-14 specifications for silica fume supplementary cementing material.
  • Specially developed to provide enhanced bulk material flow and handling characteristics, providing efficient bulk transportation and pneumatic unloading.

World of Applications

Con-Fume is recommended for high performance ready mix, shotcrete and precast concrete applications.

  • Concrete 
  • Shotcrete 
  • Well Cementing 
  • Repair Products 
  • Refractory & Ceramics

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